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TRADE AND OTHER PAYABLES - Breakdown of trade payables (Details) - IDR (Rp)
Rp in Billions
Dec. 31, 2020
Dec. 31, 2019
Related parties    
Radio frequency usage charges, concession fees and Universal Service Obligation (“USO”) charges Rp 1,204 Rp 1,374
Purchases of equipments, materials, and services 703 732
Payables to other telecommunication providers 250 136
Sub-total 2,157 2,242
Third parties    
Purchases of equipments, materials and services 11,928 10,563
Payables to other telecommunication providers 2,914 1,070
Sub-total 14,842 11,633
Total Rp 16,999 Rp 13,875